package org.example.springbook1.mapper;


import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.example.springbook1.model.BookInfo;

import java.util.List;

@Mapper
public interface BookInfoMapper {

    @Select("select * from book_info where status !=0 order by id desc limit #{offset},#{pageSize}")
    List<BookInfo> selectBookInfoByPage(Integer offset, Integer pageSize);

    @Select("select count(1) from book_info where status != 0")
    Integer count();

    @Insert("insert into book_info(book_name,author,count,price,publish,status)"+
    "values(#{bookName},#{author},#{count},#{price},#{publish},#{status})")
    Integer insertBook(BookInfo bookInfo);

    @Select("select * from book_info where id =#{id}")
    BookInfo queryBookById(Integer id);

    Integer updateBook(BookInfo bookInfo);

    Integer batchDelete(List<Integer> ids);
}
